From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Drew Adams" Newsgroups: gmane.emacs.devel Subject: RE: why does `variable-at-point' return 0? Date: Thu, 19 Apr 2012 14:28:01 -0700 Message-ID: <05A4BDB1D4424F9E943751F169635919@us.oracle.com> References: <2F0E226322EE44669007194BC8389F81@us.oracle.com><717003EF5A184D8A91EF489C3A79EB92@us.oracle.com> <87wr5blcwn.fsf@gmail.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-2" Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1334870899 6877 80.91.229.3 (19 Apr 2012 21:28:19 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Thu, 19 Apr 2012 21:28:19 +0000 (UTC) Cc: emacs-devel@gnu.org To: "=?iso-8859-2?Q?'=A9tep=E1n_Nemec'?=" Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Apr 19 23:28:16 2012 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1SKyti-0002Qh-3K for ged-emacs-devel@m.gmane.org; Thu, 19 Apr 2012 23:28:14 +0200 Original-Received: from localhost ([::1]:60494 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SKyth-0001nX-2z for ged-emacs-devel@m.gmane.org; Thu, 19 Apr 2012 17:28:13 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:44395) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SKytd-0001nG-TO for emacs-devel@gnu.org; Thu, 19 Apr 2012 17:28:11 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SKytc-0003gQ-6H for emacs-devel@gnu.org; Thu, 19 Apr 2012 17:28:09 -0400 Original-Received: from rcsinet15.oracle.com ([148.87.113.117]:29848) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SKytb-0003dN-VW for emacs-devel@gnu.org; Thu, 19 Apr 2012 17:28:08 -0400 Original-Received: from acsinet21.oracle.com (acsinet21.oracle.com [141.146.126.237]) by rcsinet15.oracle.com (Sentrion-MTA-4.2.2/Sentrion-MTA-4.2.2) with ESMTP id q3JLS31b021777 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 19 Apr 2012 21:28:04 GMT Original-Received: from acsmt356.oracle.com (acsmt356.oracle.com [141.146.40.156]) by acsinet21.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id q3JLS3ma013705 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 19 Apr 2012 21:28:03 GMT Original-Received: from abhmt120.oracle.com (abhmt120.oracle.com [141.146.116.72]) by acsmt356.oracle.com (8.12.11.20060308/8.12.11) with ESMTP id q3JLS26c018752; Thu, 19 Apr 2012 16:28:03 -0500 Original-Received: from dradamslap1 (/130.35.178.194) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 19 Apr 2012 14:28:02 -0700 X-Mailer: Microsoft Office Outlook 11 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6157 In-Reply-To: <87wr5blcwn.fsf@gmail.com> Thread-Index: Ac0eZaJ5YELxZphBRZ2wqDa587UKwAADHaUQ X-Source-IP: acsinet21.oracle.com [141.146.126.237] X-CT-RefId: str=0001.0A090207.4F908364.008A,ss=1,re=0.000,fgs=0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 1) X-Received-From: 148.87.113.117 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:149838 Archived-At: > >> What am I missing? > > Dunno if you're missing anything, but you're certainly not > the only one wondering. FWIW, for my purposes I've been > using the function below ever since I discovered `variable-at-point': > ... > (let ((v (variable-at-point))) > (unless (eq v 0) v))) Thanks for confirming that I might not be missing anything. Maybe Emacs Dev would consider putting this in line with other at-point functions. How about deprecating `variable-at-point' and defining a new function `var-at-point' that DTRT? (I'm still curious how `variable-at-point' ever got to be defined that way. I still do wonder if there wasn't perhaps a good reason at the time. I cannot imagine one, but I've been surprised before.)